EW 2520 then SK 1996 at Barcelona
Stuttgart → Barcelona → Copenhagen
Timetable, Barcelona time
14:25EW 2520 from Stuttgart at the gate
12:25SK 1996 to Copenhagen leaves the gate
22 h apart on the timetable, overnight
SK 1996 leaves 22 h after EW 2520 arrives on the timetable: more than half a day, so not a connection we count.